diff --git a/erpnext/patches/april_2012/create_custom_field_bullows.py b/erpnext/patches/april_2012/create_custom_field_bullows.py
deleted file mode 100644
index 40e9185..0000000
--- a/erpnext/patches/april_2012/create_custom_field_bullows.py
+++ /dev/null
@@ -1,195 +0,0 @@
-field_list = [
-['Customer', 'customer_code'],
-['Customer', 'address_of_consignee'],
-['Customer', 'tin_no'],
-['Customer', 'cst_no'],
-['Customer', 'consignee_ec_code'],
-['Customer', 'consignee_sales_tax_no'],
-['Customer', 'ecc_no'],
-['Customer', 'location_detail'],
-['Delivery Note', 'is_billable'],
-['Delivery Note', 'pin_code'],
-['Delivery Note', 'address_of_consignee'],
-['Delivery Note', 'location_code'],
-['Delivery Note', 'your_order_number'],
-['Delivery Note', 'so_number'],
-['Delivery Note', 'insurance'],
-['Delivery Note', 'branch'],
-['Delivery Note', 'freight'],
-['Delivery Note', 'ecc_no'],
-['Delivery Note', 'cst_no'],
-['Delivery Note', 'tin_no'],
-['Delivery Note', 'special_instructions'],
-['Delivery Note', 'payment_terms'],
-['Delivery Note', 'consignee_ec_code'],
-['Delivery Note', 'consignee_sales_tax_no'],
-['Delivery Note', 'excise_amount_in_words'],
-['Delivery Note', 'consignee_name'],
-['Delivery Note', 'vendor_code'],
-['Delivery Note Detail', 'category'],
-['Delivery Note Detail', 'sale_type'],
-['Delivery Note Detail', 'rt_code'],
-['DocType Mapper', 'sales_type'],
-['Indent', 'estimated_miscellaneous_item_cost'],
-['Indent', 'project_name'],
-['Indent Detail', 'estimated_miscellaneous_item_cost'],
-['Indent Detail', 'material'],
-['Indent Detail', 'technical_specification'],
-['Indent Detail', 'weight_per_unit'],
-['Indent Detail', 'source_of_supply'],
-['Indent Detail', 'drawing_size'],
-['Indent Detail', 'total_surface_area_both_sides'],
-['Indent Detail', 'remark'],
-['Indent Detail', 'estimated_cost'],
-['Indent Detail', 'prefered_make'],
-['Indent Detail', 'presales_quotation_ref'],
-['Indent Detail', 'presales_qutation_value'],
-['Item', 'drawing_number'],
-['Item', 'source_of_supply'],
-['Item', 'chapter_id'],
-['Item', 'matgrpcomm'],
-['Item Group', 'show_in_catalogue'],
-['Journal Voucher Detail', 'foxpro_ref'],
-['Journal Voucher Detail', 'due_date'],
-['Journal Voucher Detail', 'remark'],
-['Leave Control Panel', 'date'],
-['PO Detail', 'indent_number'],
-['PO Detail', 'indent_date'],
-['PO Detail', 'disc_per'],
-['PO Detail', 'is_scrapped_item'],
-['PO Detail', 'list_price'],
-['PO Detail', 'excise_benifit_amount'],
-['PO Detail', 'diff'],
-['Project', 'completion_date_for_delivery'],
-['Project', 'completion_date_for_ere_n_comm'],
-['Project', 'offer_number'],
-['Project', 'estimated_cost_bo'],
-['Project', 'sales_person'],
-['Project', 'total_estimated_cost'],
-['Project', 'additional_excise_amt'],
-['Project Milestone', 'start_date'],
-['Project Milestone', 'end_date'],
-['Project Milestone', 'milestone_start_date'],
-['Project Milestone', 'milestone_end_date'],
-['Purchase Order', 'transport'],
-['Purchase Order', 'estimated_cost'],
-['Purchase Order', 'test_certificate_required'],
-['Purchase Order', 'vendor_reference'],
-['Purchase Order', 'octroi'],
-['Purchase Order', 'mode_of_dispatch'],
-['Purchase Order', 'transportation_required'],
-['Purchase Order', 'header_indent_no'],
-['Purchase Order', 'header_indent_date'],
-['Purchase Order', 'inspection'],
-['Purchase Order', 'delivery_schedule'],
-['Purchase Order', 'originated_by'],
-['Purchase Order', 'insurance'],
-['Purchase Receipt', 'incoming_qty_in_kgs'],
-['Purchase Receipt', 'approved'],
-['Purchase Receipt', 'against_rc_1'],
-['Purchase Receipt', 'against_rc_2'],
-['Purchase Receipt', 'against_rc_3'],
-['Purchase Receipt', 'transaction_date'],
-['Purchase Receipt Detail', 'list_price'],
-['Purchase Receipt Detail', 'disc_per'],
-['Receivable Voucher', 'category'],
-['Receivable Voucher', 'is_billable'],
-['Receivable Voucher', 'sale_type'],
-['Receivable Voucher', 'so_number'],
-['Receivable Voucher', 'address_of_consignee'],
-['Receivable Voucher', 'your_order_number'],
-['Receivable Voucher', 'name_of_excisable_goods'],
-['Receivable Voucher', 'cst_no'],
-['Receivable Voucher', 'tin_no'],
-['Receivable Voucher', 'consignee_ec_code'],
-['Receivable Voucher', 'ecc_no'],
-['Receivable Voucher', 'excise_amount_in_words'],
-['Receivable Voucher', 'payment_terms'],
-['Receivable Voucher', 'consignee_sales_tax_no'],
-['Receivable Voucher', 'consignee_name'],
-['Receivable Voucher', 'excise_amount'],
-['RV Detail', 'chapter_id'],
-['RV Detail', 'sale_type'],
-['RV Tax Detail', 'is_excise_account'],
-['Sales Order', 'vendor_code'],
-['Sales Order', 'estimated_cost'],
-['Sales Order', 'is_billable'],
-['Sales Order', 'against_form'],
-['Sales Order', 'order_category'],
-['Sales Order', 'pin_code'],
-['Sales Order', 'offer_number'],
-['Sales Order', 'inspection'],
-['Sales Order', 'freight'],
-['Sales Order', 'insurance'],
-['Sales Order', 'special_instructions'],
-['Sales Order', 'mode_of_dispatch'],
-['Sales Order', 'branch'],
-['Sales Order', 'address_of_consignee'],
-['Sales Order', 'so_number'],
-['Sales Order', 'payment_terms'],
-['Sales Order', 'location_code'],
-['Sales Order', 'your_order_number'],
-['Sales Order', 'name_of_excisable_goods'],
-['Sales Order', 'consignee_sales_tax_no'],
-['Sales Order', 'tin_no'],
-['Sales Order', 'consignee_ec_code'],
-['Sales Order', 'cst_no'],
-['Sales Order', 'ecc_no'],
-['Sales Order', 'excise_amount_in_words'],
-['Sales Order', 'authorised_signatory'],
-['Sales Order', 'consignee_name'],
-['Sales Order', 'c_form_applicable'],
-['Sales Order Detail', 'billed_qty'],
-['Sales Order Detail', 'category'],
-['Sales Order Detail', 'sale_type'],
-['Sales Order Detail', 'rt_code'],
-['Stock Entry', 'supplier_code'],
-['Stock Entry', 'po_number_and__date'],
-['Stock Entry', 'memo_no_and_date'],
-['Stock Entry', 'indent_no_and_date'],
-['Stock Entry', 'mode_of_dispatch'],
-['Stock Entry', 'special_instruction'],
-['Stock Entry', 'invoice_ref_1'],
-['Stock Entry', 'invoice_ref_2'],
-['Stock Entry', 'invoice_ref_3'],
-['Stock Entry', 'invoice_ref_4'],
-['Stock Entry', 'invoice_ref_5'],
-['Stock Entry', 'invoice_ref_date_1'],
-['Stock Entry', 'invoice_ref_date_2'],
-['Stock Entry', 'invoice_ref_date_3'],
-['Stock Entry', 'invoice_ref_date_4'],
-['Stock Entry', 'invoice_ref_date_5'],
-['Stock Entry', 'approved'],
-['Supplier', 'supplier_code'],
-['Supplier', 'pan_no'],
-['Ticket', 'reason'],
-['Ticket', 'document_num'],
-['Ticket', 'ticket_by'],
-['Ticket', 'ticket_by_email'],
-['Warehouse', 'country'],
-]
-
-
-import webnotes
-from webnotes.model.code import get_obj
-from webnotes.model.doc import Document
-
-def execute():
-	import webnotes.model.sync
-	webnotes.model.sync.sync('core', 'custom_field')	
-	for f in field_list:
-		res = webnotes.conn.sql("""SELECT name FROM `tabCustom Field`
-				WHERE dt=%s AND fieldname=%s""", (f[0], f[1]))
-		if res: continue
-		docfield = webnotes.conn.sql("""SELECT * FROM `tabDocField`
-			WHERE parent=%s AND fieldname=%s""", (f[0], f[1]), as_dict=1)
-		if not docfield: continue
-		custom_field = docfield[0]
-
-		# scrub custom field dict
-		custom_field['dt'] = custom_field['parent']
-		del custom_field['parent']
-		
-		d = Document('Custom Field', fielddata=custom_field)
-		d.name = custom_field['dt'] + '-' + custom_field['fieldname']
-		d.save(1, ignore_fields=1)